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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_RENDERER_CHROME_RENDER_VIEW_OBSERVER_H_
#define CHROME_RENDERER_CHROME_RENDER_VIEW_OBSERVER_H_
#include <set>
#include <string>
#include <vector>
#include "base/macros.h"
#include "base/timer/timer.h"
#include "build/build_config.h"
#include "content/public/common/top_controls_state.h"
#include "content/public/renderer/render_view_observer.h"
#include "url/gurl.h"
class ContentSettingsObserver;
class SkBitmap;
namespace blink {
class WebView;
struct WebWindowFeatures;
}
namespace web_cache {
class WebCacheRenderProcessObserver;
}
// This class holds the Chrome specific parts of RenderView, and has the same
// lifetime.
class ChromeRenderViewObserver : public content::RenderViewObserver {
public:
// translate_helper can be NULL.
ChromeRenderViewObserver(
content::RenderView* render_view,
web_cache::WebCacheRenderProcessObserver*
web_cache_render_process_observer);
~ChromeRenderViewObserver() override;
private:
// RenderViewObserver implementation.
bool OnMessageReceived(const IPC::Message& message) override;
void DidCommitProvisionalLoad(blink::WebLocalFrame* frame,
bool is_new_navigation) override;
void Navigate(const GURL& url) override;
#if !defined(OS_ANDROID)
void OnWebUIJavaScript(const base::string16& javascript);
#endif
#if defined(ENABLE_EXTENSIONS)
void OnSetVisuallyDeemphasized(bool deemphasized);
#endif
#if defined(OS_ANDROID)
void OnUpdateTopControlsState(content::TopControlsState constraints,
content::TopControlsState current,
bool animate);
#endif
void OnGetWebApplicationInfo();
void OnSetWindowFeatures(const blink::WebWindowFeatures& window_features);
// Determines if a host is in the strict security host set.
bool IsStrictSecurityHost(const std::string& host);
// Save the JavaScript to preload if a ViewMsg_WebUIJavaScript is received.
std::vector<base::string16> webui_javascript_;
// Owned by ChromeContentRendererClient and outlive us.
web_cache::WebCacheRenderProcessObserver* web_cache_render_process_observer_;
// true if webview is overlayed with grey color.
bool webview_visually_deemphasized_;
DISALLOW_COPY_AND_ASSIGN(ChromeRenderViewObserver);
};
#endif // CHROME_RENDERER_CHROME_RENDER_VIEW_OBSERVER_H_
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